CN221037824U - Airtight frock - Google Patents
Airtight frock Download PDFInfo
- Publication number
- CN221037824U CN221037824U CN202322633639.0U CN202322633639U CN221037824U CN 221037824 U CN221037824 U CN 221037824U CN 202322633639 U CN202322633639 U CN 202322633639U CN 221037824 U CN221037824 U CN 221037824U
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- China
- Prior art keywords
- shell
- operating rod
- accommodating space
- cover body
- explosion
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Links
- 238000007789 sealing Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 abstract description 17
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 6
- 230000004308 accommodation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses an airtight tool which comprises a shell, an operating rod, a cover body and a magnet, wherein the operating rod is arranged on the shell; the shell is provided with an accommodating space, the accommodating space is provided with an opening, and the bottom of the accommodating space is provided with a clamping end; the operating rod penetrates through the top of the shell to enter the accommodating space and is connected with a cover body arranged in the accommodating space in a sliding way, a cavity is arranged at one end of the cover body far away from the operating rod, the cavity is internally provided with a magnet, the operating rod is provided with an air inflation hole, and the inner wall of the cover body is provided with a branch hole channel communicated with the air inflation hole. The tool has the advantages that the tool is simple in structure and convenient to operate, the air tightness detection of the explosion-proof valve can be realized rapidly, and the air tightness detection efficiency of the explosion-proof valve is improved.
Description
Technical Field
The utility model relates to the technical field of automobile power batteries, in particular to an airtight tool.
Background
Along with the rapid popularization of the new energy automobile, the battery pack is taken as an important part of the new energy automobile, and the safety of the battery pack can directly influence the overall performance of the new energy automobile. In order to avoid the danger of explosion of the battery pack caused by the rise of internal pressure, an explosion-proof valve is generally arranged on the battery pack shell, and when the pressure in the battery pack is smaller than a preset explosion-proof pressure value, a valve cover is pressed on the valve body, and the explosion-proof valve is in a sealing state; when the pressure in the battery pack is larger than a preset explosion-proof pressure value, the valve cover is jacked up, so that a gap for discharging gas in the battery pack is generated between the valve cover and the valve body, and the pressure relief and explosion prevention effects are realized.
The airtight detection of the battery pack is a key process procedure in the manufacturing process of the battery pack, and the valve cover in the explosion-proof valve can move relative to the valve body to influence the airtight performance of the battery pack, so that the explosion-proof valve needs to be plugged when the tightness detection is carried out, and the detection effect is prevented from being influenced. The existing plugging device is complex in structure and operation, and the air tightness detection efficiency is affected.
Disclosure of utility model
The utility model aims to solve the technical problem of improving the air tightness detection efficiency.
In order to solve the technical problems, the utility model provides the following technical scheme:
an airtight tool comprises a shell, an operating rod, a cover body and a magnet;
The shell is provided with an accommodating space, the accommodating space is provided with an opening, and the bottom of the accommodating space is provided with a clamping end;
The operating rod penetrates through the top of the shell to enter the accommodating space and is connected with a cover body arranged in the accommodating space in a sliding way, a cavity is arranged at one end of the cover body far away from the operating rod, the cavity is internally provided with a magnet, the operating rod is provided with an air inflation hole, and the inner wall of the cover body is provided with a branch hole channel communicated with the air inflation hole.
After the explosion-proof valve enters the accommodating space, the operating rod moves downwards to drive the bottom of the cover body to seal with the explosion-proof valve, meanwhile, the magnet adsorbs the valve cover of the explosion-proof valve, the explosion-proof valve is opened, the cavity is communicated with the explosion-proof valve, then the explosion-proof valve is inflated through the inflation hole and the branch hole channel on the operating rod, and the air tightness test is carried out after the inflation is completed; after the air tightness test is finished, the cover body is driven to move upwards by the upward pulling operation rod, so that the magnet is separated from the valve cover of the explosion-proof valve, and then the tool is separated from the explosion-proof valve through the opening, so that the air tightness detection of the explosion-proof valve is realized; the tool is simple in structure and convenient to operate, can rapidly realize the air tightness detection of the explosion-proof valve, and improves the air tightness detection efficiency of the explosion-proof valve.
Preferably, the shell comprises a shell body and a cover plate, the shell body and the cover plate form the accommodating space, the operating rod penetrates through the cover plate to move along the height direction of the accommodating space, the opening is formed in the shell body, and the clamping end is arranged at the bottom of the shell body.
Preferably, the inner wall of the shell body is provided with an L-shaped groove, the horizontal section of the L-shaped groove is arranged on the upper portion of the vertical section, and the outer wall of the cover body is provided with a clamping block which can be clamped in the L-shaped groove.
Through the setting of L type groove for the joint piece gets into the horizontal segment after L type inslot vertical movement, with joint piece joint, prevented that the joint piece from removing in L type inslot, thereby guaranteed that explosion-proof valve can get into accommodation space fast when detecting.
Preferably, the clamping block is rectangular.
Preferably, a compression spring is sleeved on the operating rod between the cover plate and the cover body; the cover body can be automatically driven to move downwards through the compression spring and attached to the explosion-proof valve.
Preferably, the cross section of the clamping end is L-shaped, and the end part of the horizontal section of the clamping end is arranged towards the center of the shell.
Preferably, a sealing groove is formed in the bottom of the cover body, and a sealing ring is arranged in the sealing groove.
Preferably, the end of the operating rod far away from the shell is also provided with a handle.
Preferably, one end of the operating rod far away from the shell is further provided with a pipe joint capable of communicating with the inflation hole.
Preferably, the branch hole channels are distributed in a cross shape.
Compared with the prior art, the utility model has the beneficial effects that:
1. After the explosion-proof valve enters the accommodating space, the operating rod moves downwards to drive the bottom of the cover body to seal with the explosion-proof valve, meanwhile, the magnet adsorbs the valve cover of the explosion-proof valve, the explosion-proof valve is opened, the cavity is communicated with the explosion-proof valve, then the explosion-proof valve is inflated through the inflation hole and the branch hole channel on the operating rod, and the air tightness test is carried out after the inflation is completed; after the air tightness test is finished, the cover body is driven to move upwards by the upward pulling operation rod, so that the magnet is separated from the valve cover of the explosion-proof valve, and then the tool is separated from the explosion-proof valve through the opening, so that the air tightness detection of the explosion-proof valve is realized; the tool is simple in structure and convenient to operate, can rapidly realize the air tightness detection of the explosion-proof valve, and improves the air tightness detection efficiency of the explosion-proof valve.
2. Through the setting of L type groove for the joint piece gets into the horizontal segment after L type inslot vertical movement, with joint piece joint, prevented that the joint piece from removing in L type inslot, thereby guaranteed that explosion-proof valve can get into accommodation space fast when detecting.
3. The cover body can be automatically driven to move downwards through the compression spring and attached to the explosion-proof valve.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of an embodiment of the present utility model;
FIG. 3 is a schematic diagram of another embodiment of the present utility model;
FIG. 4 is a schematic view of a cover according to an embodiment of the present utility model;
fig. 5 is a schematic structural diagram of a housing body according to an embodiment of the utility model.
Detailed Description
In order to facilitate the understanding of the technical scheme of the present utility model by those skilled in the art, the technical scheme of the present utility model will be further described with reference to the accompanying drawings.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated unless otherwise explicitly specified and defined. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 3, the present embodiment discloses an airtight fixture, which includes a housing 1, an operation rod 2, a cover 3 and a magnet 4.
The casing 1 is provided with an accommodating space 101 for accommodating the explosion-proof valve 5, an opening 1011 for allowing the explosion-proof valve 5 to enter the accommodating space 101 is arranged on the side wall of the casing 1, a clamping end 102 is arranged at the bottom of the accommodating space 101, in the embodiment, the cross section of the clamping end 102 is L-shaped, and the end part of the horizontal section of the clamping end 102 is arranged towards the center of the casing 1; specifically, the explosion-proof valve 5 enters the accommodating space 101 from the opening 1011, and is clamped into the clamping groove of the explosion-proof valve 5 through the horizontal section of the clamping end 102, so as to limit the sliding of the explosion-proof valve 5 in the accommodating space 101.
The shell 1 comprises a shell body 11 and a cover plate 12, the shell body 11 and the cover plate 12 form the accommodating space 101, the opening 1011 is arranged on the shell body 11, and the clamping end 102 is arranged at the bottom of the shell body 11.
The utility model provides a control rod 2 passes apron 12 gets into accommodation space 101 and connects the cover body 3 that slides and set up in accommodation space 101, control rod 2 can be followed accommodation space 101's direction of height removes, the one end that control rod 2 was kept away from to cover body 3 is provided with cavity 301, be provided with the magnet 4 that can adsorb explosion-proof valve 5 in the cavity 301, be equipped with on the control rod 2 and aerify the hole 201, refer to fig. 2 and fig. 4, cover body 3 inner wall is provided with the branch hole passageway 302 with aerify the hole 201 intercommunication, causes and aerifys the hole 201 and communicates with the cavity 301 of cover body 3, in this embodiment, branch hole passageway 302 is the cross and distributes. The operation rod 2 between the cover plate 12 and the cover body 3 is also sleeved with a compression spring 6, and the cover body 3 can be automatically driven to move downwards and be attached to the explosion-proof valve 5 through the compression spring 6. The bottom of the cover body 3 is provided with a sealing groove (not labeled in the figure), and a sealing ring 7 is arranged in the sealing groove.
Specifically, after the explosion-proof valve 5 enters the accommodating space 101, under the action of the compression spring 6, the sealing ring 7 at the bottom of the cover body 3 is driven to be attached to the explosion-proof valve 5 to seal the explosion-proof valve 5, meanwhile, the magnet 4 adsorbs the valve cover of the explosion-proof valve 5, the explosion-proof valve 5 is opened, the cavity 301 is communicated with the explosion-proof valve 5, then the inside of the explosion-proof valve 5 is inflated through the inflation hole 201 and the branch hole channel 302 on the operating rod 2, and the air tightness test is performed after the inflation is completed; after the air tightness test is finished, the cover body 3 is driven by the upward pulling operation rod 2 to move upwards, so that the magnet 4 is separated from the valve cover of the explosion-proof valve 5, and then the tool is separated from the explosion-proof valve 5 through the opening 1011, so that the air tightness detection of the explosion-proof valve 5 is realized; the tool is simple in structure and convenient to operate, can rapidly realize the air tightness detection of the explosion-proof valve 5, and improves the air tightness detection efficiency of the explosion-proof valve 5.
The one end that the action bars 2 kept away from casing 1 still is equipped with handle 8, makes things convenient for the pulling of action bars 2.
The end of the operating rod 2 far away from the shell 1 is also provided with a pipe joint 9 which can be communicated with the inflation hole 201.
Further, referring to fig. 5, an L-shaped groove 111 is formed in the inner wall of the housing body 11, a horizontal section of the L-shaped groove 111 is disposed at an upper portion of the vertical section, a clamping block 31 capable of being clamped in the L-shaped groove 111 is disposed on the outer wall of the cover body 3, and the clamping block 31 is rectangular; when not detecting, through pulling up handle 8 back rotatory handle 8 for joint piece 31 gets into the horizontal segment after vertical removal in L type groove 111, with joint piece 31 joint, prevented that joint piece 31 from removing in L type groove 111, thereby guaranteed explosion-proof valve 5 can get into accommodation space 101 fast when detecting.
The working principle of the embodiment is as follows: the explosion-proof valve 5 enters the accommodating space 101 from the opening 1011, and is clamped with the explosion-proof valve 5 through the clamping end 102 so as to limit the sliding of the explosion-proof valve 2 in the accommodating space 101; then the handle 8 is rotated to drive the operating rod 2 to rotate, so that the clamping block 31 is vertically arranged from the horizontal section of the L-shaped groove 111, and then the cover body 3 is driven to move downwards under the action of the compression spring 6, so that the sealing ring 7 at the bottom of the cover body 3 is attached to the explosion-proof valve 5 to seal the explosion-proof valve 5, meanwhile, the magnet 4 adsorbs the valve cover of the explosion-proof valve 5, the explosion-proof valve 5 is opened, the cavity 301 is communicated with the explosion-proof valve 5, then the inflation hole 201 on the operating rod 2 is inflated through the pipe joint 9, and then the explosion-proof valve 5 is inflated through the branch hole channel 302, and the air tightness test is performed after the inflation is completed; after the air tightness test is finished, the handle 8 is pulled up, the handle 8 is rotated, the cover body 3 is driven to move upwards and is blocked, the magnet 4 is separated from the valve cover of the explosion-proof valve 5, and then the tool is separated from the explosion-proof valve 5 through the opening 1011, so that the air tightness detection of the explosion-proof valve 5 is realized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The above-described embodiments merely represent embodiments of the utility model, the scope of the utility model is not limited to the above-described embodiments, and it is obvious to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (10)
1. An airtight frock, its characterized in that: comprises a shell, an operating rod, a cover body and a magnet;
The shell is provided with an accommodating space, the accommodating space is provided with an opening, and the bottom of the accommodating space is provided with a clamping end;
The operating rod penetrates through the top of the shell to enter the accommodating space and is connected with a cover body arranged in the accommodating space in a sliding way, a cavity is arranged at one end of the cover body far away from the operating rod, the cavity is internally provided with a magnet, the operating rod is provided with an air inflation hole, and the inner wall of the cover body is provided with a branch hole channel communicated with the air inflation hole.
2. The airtight tool according to claim 1, wherein: the shell comprises a shell body and a cover plate, wherein the shell body and the cover plate enclose to form the accommodating space, the operating rod penetrates through the cover plate to move along the height direction of the accommodating space, the opening is formed in the shell body, and the clamping end is arranged at the bottom of the shell body.
3. The airtight tool according to claim 2, wherein: the inner wall of the shell body is provided with an L-shaped groove, the horizontal section of the L-shaped groove is arranged on the upper portion of the vertical section, and the outer wall of the cover body is provided with a clamping block which can be clamped in the L-shaped groove.
4. A gas tight fixture according to claim 3, wherein: the clamping block is rectangular.
5. The airtight tool according to claim 2, wherein: and a compression spring is sleeved on the operating rod between the cover plate and the cover body.
6. The airtight tool according to claim 1, wherein: the cross section of joint end is L type, the horizontal segment tip of joint end sets up towards the casing center.
7. The airtight tool according to claim 1, wherein: the cover body bottom is provided with the seal groove, be provided with the sealing washer in the seal groove.
8. The airtight tool according to claim 1, wherein: one end of the operating rod far away from the shell is also provided with a handle.
9. The airtight tool according to claim 1, wherein: one end of the operating rod, which is far away from the shell, is also provided with a pipe joint which can be communicated with the inflation hole.
10. The airtight tool according to claim 1, wherein: the branch hole channels are distributed in a cross shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633639.0U CN221037824U (en) | 2023-09-26 | 2023-09-26 | Airtight frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633639.0U CN221037824U (en) | 2023-09-26 | 2023-09-26 | Airtight frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221037824U true CN221037824U (en) | 2024-05-28 |
Family
ID=91184007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322633639.0U Active CN221037824U (en) | 2023-09-26 | 2023-09-26 | Airtight frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221037824U (en) |
-
2023
- 2023-09-26 CN CN202322633639.0U patent/CN221037824U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |